Caster.



LAWRENCE S. GRZESKLH JIAK 013 FORT Mill-BY, CALIFORNIA.

CYPtSTERQ Spar Application filed Suite 4, 19 K5.

To all whom it may concern Be it known that I, Lixwnnxcn S. (.inzzeK0\V1AK, n eitizen of the United Stntes residing at Fort Miley, State ofCalifornia have invented certain new and useful linprovements inCasters; and 1 do hereby do Cllllfi, the following: to he a, l'fuli, :H,mid exact description of the invention, ,r 5 will enable others skilledin the art tn Wlilill] it :ippertnins to make and. use the same.

This invention relate: to furnitu e \121 and the pl'ilnzlly ohjeet ofthe in ent on to provide n furniture cant-er er :1 hall which issupported :n u Benin having it plurality oi anti-lid" on imlh; eitionedtherein for lneilitu in; the ree and unimpeded rotation of the hull. andfurther to provide .hnni; upon the hear ing hell, which is poeitionedfor distrihut .ing the weight of the article of furniture supported bythe ouster. in it vertical. line through the axis of thehell.

Another object of this invention i provide :1 pair 01" reailient armwhich attached to the upper end of the ehunk, for preventing theaccidental disronne tion he tween the caster and the article oifurniture are to which it is connected.

With the foregoing and other ohjeeh in view this invention consists. insuch novel features of eonstrm-tion. combination and arrangement 0t paraswill in: hereiinal'tur more fully described. iliimtrated in the 211'-coinpiinyin drawings and ilzillilihul.

In describing the invention in tail ref erence will he had to the:ieronipnnying drawings wherein like ehiii'zieteri, ile igirite like andGOII'6S'POIldlllj' parts throughout the several views. and in\vhiel'i:--

Figure l is at side elevation oi the llll." proved furniture ouster,showing parts thereof hroken away, and Fig: is e vertical sectionthrough the improved KJSISUZI.

Referring more particularly to the drawions, 1 designates the hall ofthe raster. which reets upon the surface of the floor, or upon which thearticle of furniture is to he Supported. The hall 1 is rotutihlvsupported by a bearing 2, which is eomposed of n substantiallysomi'spherionl shell 3, and u circular collar 4. Thu roller 4 s:

lea hi-W1 at Letters Patent Patented Ellay 23, 1916.

Serial No. 32,139.

detnelnilily ronneeted to the hollow semis herical shell 3, by anupstanding flange 'i turmoil theieon, which is externally J reivthreaded and fits in an internally so; ow threaded reerformed in. thelower edg of the seini-iapheriml shell ill The holpziee within the shellDeter the hell 1, plurnlitv of anti rietioi'i billl hear are mounted\-'lilll]1 he llUllU see-- tress t olf e shell and engage whichprotriidee v wvii an Fig. lulu: zrietienlly homo-en [lie ,supporiing i"121 239 and lhe Mil and peiin tiing of the and unimpeded rotation Mlthe hall l.

'lhr' ll has n shank l formed tlwreon and e "lending: npv-i'nrill vtherefrom, in ul nmiieui 1v i'th thev vertical axis of the Shell and thelmll l. The Shani; 9 has an annultd :lmulder 10 formed thereon, a shortdis tanee abo e its conjunction with the semispherieal shell 3, whichshoulder is provu'ied for engagem nt with the under surl'mie oi thelege; of the article of furniture, to which the ouster is :ittael id.

The rllliillii i} has resilient or spring: arms and detuehnhly eomieo toits up end. ii hir'h LHG pro ided it en aging interior oi the openingvvliieh i; f rmed in the article of furniture t whieh the meter srittnehed for prevenlin the. meter fwin slreldeiitall v tuliiiwthrrs-ii'iiini.

in reducing the i "ion to pmetioerel-train minor features oieonetrnetion, imil inution. an il arrangement of part3 neeeseitotetlltkllltlOIL to which the patentee is entitled. provie'l suchiiitern'tione ere ronjipreliendell Within the ecope of What is(iliililliil,

\Vhat claimed i in a (/HSCOIZ a giil stuiii'ieil s echo-spherical hollow#hoil. :1 ring: detnehahly connected to the straight edge oil Said,lhell. av ball having one seotion thereof protruding into Fold sheik :1Shana formed upon i hlti shell and extending npwardlv therefromnpluralit of nntit'rietion hall hmiring's posi tioried within said shelland ei'igz aging the r into the zie'ier, than the dia and :1

inn? I l per the see of said ball Whieh extend;

greater in shell, an annular shoulder formed upon said shank a, shortdistance above its connection with said shell, and a pair of oppositelyalined spring arms (let-achably secured to the upper end of Saki shankand extending upwardly and curving outwardly therefrom.

In testimony whereof I aflix my signature in pi'esmice of two WIUIGSSQS.

LA WLENCE b. (IilZISI()\\ '1AK. 'itnessos 7 JOHN \V. SMEA'J'T B. L.(lAMIP-IJLR

